Blue Mine, Springbok (1852 to 1912) 3,535 tonnes of copper extracted.
West O'okiep Mine, Okiep (1862 to the early 1970s) Over 500m deep, 284,000 tonnes of copper extracted.
Nababeep South Mine, Nababeep (1882 to 2000) Over 500m deep, 302,791.65 tonnes of copper extracted
Tweefontein Mine, Concordia (1887 to 1904) Over 100m deep, 38,747.7 tonnes of copper extracted
Jubilee Mine, Concordia (1971 to 1973) Over 100m deep, 6,500 tonnes of copper extracted
I've always known that mining finds very small amounts of the elements it is searching for but when you see it visualised like this it really brings it home! Imagine what its like in a gold or diamond mine......
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